Mid-Senior Full Stack Developer
CACI International1 day ago
Chantilly, VA, USA or Aurora, CO, USAMid Level / Senior
H1B sponsor
Base Salary
$99k - $207k/yr
Responsibilities
- Design and maintain responsive React applications for complex real-time data visualization and high-concurrency external partner use cases.
- Build and maintain scalable APIs using Node.js, Python with FastAPI or Flask, or Java with Spring Boot.
- Implement OAuth2, OIDC, mTLS, and RBAC authentication and authorization patterns.
- Design and optimize interactions with PostgreSQL, Elasticsearch, and Redis.
- Containerize applications with Docker and deploy them to Kubernetes on AWS.
- Ensure code meets DISA STIG requirements and addresses the OWASP Top 10.
- Integrate GitLab CI/CD pipelines and Helm charts across deployment environments.
- Conduct code reviews, guide junior developers, and serve as the subject matter expert for third-party API integration.
- Maintain technical documentation, API specifications, and integration guides.
Requirements
- Current TS/SCI clearance with Polygraph is required.
- Bachelor’s degree in Computer Science or a related field, or equivalent experience, is required.
- At least 5 years of full-stack software engineering experience for the mid-level track or 10 years for the senior-level track is required.
- Advanced proficiency with JavaScript or TypeScript, React, Redux, and Context API is required.
- Strong API development experience with Node.js, Python with FastAPI or Flask, or Java with Spring Boot is required.
- Proficiency with Docker, Dockerfiles, hardened images, and CI/CD integration is required.
- Familiarity with GitLab CI/CD, Helm, and Kubernetes deployment is required.
- Desired qualifications include D3.js or Recharts, GraphQL federation, AWS services, API security patterns, OWASP and STIG-compliant development, Elasticsearch optimization, RHEL 9 hardening, and relevant certifications such as AWS Developer Associate, CKAD, or CompTIA Security+.
- Ability to travel up to 5% is required.
Benefits
- Full-time regular employment with flexible time off, healthcare, wellness, financial, retirement, family support, continuing education, and learning and development benefits.
- The position may be worked in more than one location; travel is up to 5% according to the qualifications section and up to 10% according to the job overview.
- The position supports a distributed team environment.
Tech Stack
AWSD3.jsDockerElasticsearchFastAPIFlaskGitLab CI/CDGraphQLHelmJavaJavaScriptKubernetesNode.jsPostgreSQLPythonReactRedisReduxSpring BootTypeScript
Categories
About CACI International
CACI International is a public government contractor that delivers enterprise IT, cybersecurity, electronic warfare, space, and intelligence solutions to U.S. defense, intelligence, and federal civilian customers. It provides systems engineering, software and data services, and mission support across C4ISR and business systems, primarily through long-term government contracts. Founded in 1962 and headquartered in Reston, Virginia, CACI trades on the NYSE under the ticker CACI.